2H4
1-4-6
F020 Control PWB RAM checksum error Defective main
memory (RAM) on
the control PWB.
Turn the power switch off/on to restart the
printer. If the error is not resolved, replace
control PWB (See page 1-5-19).
Defective
expanded memory
(DIMM).
Replace the expanded memory (DIMM)
(See page 1-2-4).
F030 Control PWB general failure Defective control
PWB.
Turn the power switch off/on to restart the
printer. If the error is not resolved, replace
control PWB (See page 1-5-19).
F040 Control PWB engine communication
error
Defective control
PWB.
Turn the power switch off/on to restart the
printer. If the error is not resolved, replace
control PWB (See page 1-5-19).
F050 Control PWB engine checksum error Some error may
have occurred
when downloading
the firmware of the
control PWB.
Download the firmware of the control PWB
again using the memory card (See page 1-
6-4).
Defective control
PWB.
Turn the power switch off/on to restart the
printer. If the error is not resolved, replace
control PWB (See page 1-5-19).
F186 Control PWB video data control error Defective control
PWB.
Turn the power switch off/on to restart the
printer. If the error is not resolved, replace
control PWB (See page 1-5-19).
Code Contents
Remarks
Causes Check procedures/corrective measures